IFLScience on MSN
700 million years ago, our planet’s coldest ocean temperatures arrived during a mysterious era: Snowball Earth
Parts of the ocean reached temperatures of -15°C (5°F) without freezing 717-660 million years ago, geologists and geochemists ...
HOUSTON – (May 25, 2023) – Visually striking layers of burnt orange, yellow, silver, brown and blue-tinged black are characteristic of banded iron formations, sedimentary rocks that may have prompted ...
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